peysal

package my.mbb.incr2;

import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.net.URISyntaxException;
import java.net.URL;

import com.adobe.fdf.FDFDoc;
import com.adobe.fdf.exceptions.FDFException;

peysal

//val cannot be change
val two = 1 + 1

//functions are object
object Timer {
def oncePerSecond(callback: () => Unit) {
while (true) { callback(); Thread sleep 1000 }
    }
def timeFlies() {
println("time flies like an arrow...")

peysal

import java.io.File;
import org.apache.camel.Exchange;
import org.apache.camel.builder.RouteBuilder;
import org.apache.camel.test.junit4.CamelTestSupport;
import org.junit.Test;

public class FirstTest extends CamelTestSupport {
 	@Override
	protected RouteBuilder createRouteBuilder() throws Exception {
		return new RouteBuilder() {

peysal

import java.io.File;
import org.apache.camel.Exchange;
import org.apache.camel.test.junit4.CamelSpringTestSupport;
import org.junit.Test;
import org.springframework.context.support.AbstractXmlApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;

public class SpringFirstTest extends CamelSpringTestSupport {
  protected AbstractXmlApplicationContext createApplicationContext() {
		return new ClassPathXmlApplicationContext("CONTEXT-INF/firststep.xml");

peysal

<beans xmlns="http://www.springframework.org/schema/beans"
  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="
	http://www.springframework.org/schema/beans
	http://www.springframework.org/schema/beans/spring-beans-2.5.xsd
	http://camel.apache.org/schema/spring
	http://camel.apache.org/schema/spring/camel-spring.xsd">
	<camelContext id="camel" xmlns="http://camel.apache.org/schema/spring">
		<route>
			<from uri="file://target/inbox" />

peysal

class Person {
    String name
    int age
}
 
//no accessors method
 
Person person = new Person()
person.name = "goku"
println "helloo ${person.name}"

peysal

def list = []
assert list.isEmpty()
list.add("ayam")
list.add "babun"    //optional parentheses, except if it doesnt have any argument
list << "cicak"    //operator overloading
assert list.size == 3
println list
 
def tambah = list.&add    //method pointer in action
tambah "dugong"

peysal

class Person {
    def name    //duck typing
    def age
    
    def getName() {    //override default getter
        "will not be printed"
        "my name is ${name}"    //return is optional, last statement is taken
    }
}
person = new Person(name:"goku")

peysal

class Person {
  def name
  def spouse
  def age
}

candidate1 = new Person(name:"bill", spouse: new Person(name:"lengloy"))
candidate1.spouse.spouse = candidate1 
assert candidate1.spouse.spouse != null

peysal

def teamMembers1 = ["p1", "p2", "p3"]    //by default arrayList
teamMembers1 << "p4"
assert teamMembers1.size() == 4

teamMembers2 = ["b1", "b2"] as Set    //setting the type
teamMembers2 << "b1"
assert teamMembers2.size() == 2

emptyList = []    //empty list
assert emptyList.size() == 0